Substrate support



FIG. 1 is a top view of the substrate support.

FIG. 2 is a side view of the substrate support.

FIG. 3 is a bottom view of the substrate support.

FIG. 4 is a side view of the substrate support.

FIG. 5 is a detailed view of FIG. 1.

FIG. 6 is a detailed view of FIG. 1.

FIG. 7 is a detailed view of FIG. 1.

FIG. 8 is a detailed view of FIG. 3.

FIG. 9 is a detailed view of FIG. 3.

FIG. 10 is a detailed view of FIG. 3.

FIG. 11 is a detailed view of FIG. 3.

FIG. 12 is a detailed view of FIG. 1.

FIG. 13 is a detailed view of FIG. 3.

FIG. 14 is a detailed view of FIG. 3; and,

FIG. 15 is a detailed view of FIG. 3.

Excepting the details along the perimeter edges of the design in FIGS. 1, 2, and 4, the remainders of the details in FIGS. 1 through 4 are in broken lines as represented in FIGS. 5 through 15, and form no part of the claimed design. 

The ornamental design for a substrate support, as shown and described. 